Finding the Fourth Proportional to 7,288.50, 10,058.16 and 4,144.68

Step by Step Solution

1. Step 1: Write the proportion equation
   7,288.50 : 10,058.16 = 4,144.68 : x
2. Step 2: Convert to fraction form
   7,288.50/10,058.16 = 4,144.68/x
3. Step 3: Cross multiply
   7,288.50x = 10,058.16 × 4,144.68
4. Step 4: Simplify right side
   7,288.50x = 41,687,854.59
5. Step 5: Solve for x
   x = 41,687,854.59/7,288.50
6. Step 6: Final answer
   x = 5,719.68